update CI to check code formatting and run tests

Author: nadzyah

.github/workflows/rust.yml

@@ -11,12 +11,27 @@ env:
 
 jobs:
   build:
-
     runs-on: ubuntu-latest
 
     steps:
     - uses: actions/checkout@v4
+
+    - name: Install Rust toolchain manually
+      run: |
+        sudo apt update && sudo apt install rustc
+        rustup component add rustfmt clippy
+
+    - name: Add Rust to PATH
+      run: echo "$HOME/.cargo/bin" >> $GITHUB_PATH
+
+    - name: Check formatting
+      run: cargo fmt --check
+
+    - name: Lint with Clippy
+      run: cargo clippy --all-targets --all-features -- -D warnings
+
     - name: Build
       run: cargo build --verbose
-    - name: Run tests
-      run: cargo test --verbose
+
+    - name: Run tests with all features
+      run: cargo test --all-features --verbose